curl MCP v2 - The last MCP you'll need

curl MCP v2 - The last MCP you'll need

A powerful, lightweight MCP built on HTTP standards with X OAuth integration.

Features

• 🔐 X OAuth Integration - Seamless authentication with your X account
• 🌐 Universal HTTP Client - Make requests to any URL with curl-like syntax
• 🔄 Smart Proxies - Automatic routing to LLM-optimized versions of popular sites
• 📝 Markdown-First - Responses optimized for LLM consumption
• 🚀 Cloudflare Workers - Fast, global edge deployment
• 🛡️ Secure - OAuth 2.1 compliant with PKCE

Quick Start

MCP Usage

Add to your MCP client config:

{
  "mcpServers": {
    "curlmcp": {
      "command": "npx",
      "args": ["@modelcontextprotocol/server-fetch", "https://curlmcp.com/mcp"]
    }
  }
}

Local Development

# Clone and install
git clone https://github.com/janwilmake/curlmcp-v2
cd curlmcp-v2
npm install

# Start local development (requires x-oauth-provider running on :8787)
npm run dev

# Test with MCP Inspector
npx @modelcontextprotocol/inspector

Usage Examples

Basic Request

GET /curl/api.github.com/users/janwilmake

With Headers

GET /curl/api.example.com/data?header=Accept:application/json&header=User-Agent:curl-mcp

POST with Data

GET /curl/api.example.com/submit?request=POST&data=name=test&data=value=123

X/GitHub Integration

GET /curl/x.com/janwilmake
# Automatically routes to xymake.com with markdown headers

GET /curl/github.com/janwilmake/curlmcp
# Automatically routes to uithub.com with markdown headers

Proxy Configurations

• x.com → xymake.com (markdown-optimized X)
• github.com → uithub.com (markdown-optimized GitHub)

Authentication

The MCP requires X OAuth authentication. On first use, you'll be redirected to authenticate with your X account. The access token is automatically used for requests that need authentication.

API Parameters

Architecture

Built using:

• simplerauth-client - OAuth integration
• with-mcp - OpenAPI to MCP conversion
• Cloudflare Workers - Edge deployment

This version eliminates the complexity of the original curlmcp while adding proper authentication and a cleaner architecture.